Top undrafted players in NFL history

Many memorable players will come out of the 2013 NFL draft, which runs Thursday through Saturday, but some of the best players in NFL history went undrafted. Here's a list of the most accomplished undrafted players in franchise history for each of the 32

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Oakland Raiders: DB Willie Brown, Grambling State. The 9-time Pro Bowler and 5-time All-Pro originally signed in 1963 with the Houston Oilers, who cut him in training camp. He joined the Broncos, who traded him to Raiders in '67. He had 54 interceptions and was inducted into the Hall of Fame in 1984.

PHOTO: Brown shadows a receiver during a 35-13 victory over the Minnesota Vikings on Dec. 11, 1977, at the Oakland-Alameda Colesium in Oakland, Calif.

Arthur Anderson/Getty Images

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Oakland Raiders: DB Willie Brown, Grambling State. The 9-time Pro Bowler and 5-time All-Pro originally signed in 1963 with the Houston Oilers, who cut him in training camp. He joined the Broncos, who traded him to Raiders in '67. He had 54 interceptions and was inducted into the Hall of Fame in 1984.

PHOTO: Brown shadows a receiver during a 35-13 victory over the Minnesota Vikings on Dec. 11, 1977, at the Oakland-Alameda Colesium in Oakland, Calif.